Home / 135,472,241.49-203,211,074.12-43,373,559.93

Finding the Fourth Proportional to 135,472,241.49, 203,211,074.12 and 43,373,559.93

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Solution

The fourth proportional to 135,472,241.49, 203,211,074.12 and 43,373,559.93 is: 65,061,208.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,472,241.49 : 203,211,074.12 = 43,373,559.93 : x
  2. Step 2: Convert to fraction form
    135,472,241.49/203,211,074.12 = 43,373,559.93/x
  3. Step 3: Cross multiply
    135,472,241.49x = 203,211,074.12 × 43,373,559.93
  4. Step 4: Simplify right side
    135,472,241.49x = 8,813,987,701,566,625
  5. Step 5: Solve for x
    x = 8,813,987,701,566,625/135,472,241.49
  6. Step 6: Final answer
    x = 65,061,208.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.